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Last Updated: December 12, 2025

Details for New Drug Application (NDA): 021744

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NDA 021744 describes PROQUIN XR, which is a drug marketed by Depomed Inc and is included in one NDA. Additional details are available on the PROQUIN XR profile page.

The generic ingredient in PROQUIN XR is ciprofloxacin hydrochloride. There are thirty-four drug master file entries for this compound. Fifty-eight suppliers are listed for this compound. Additional details are available on the ciprofloxacin hydrochloride profile page.

Summary for 021744

Tradename:	PROQUIN XR
Applicant:	Depomed Inc
Ingredient:	ciprofloxacin hydrochloride
Patents:	0

Profile for product number 001

Active Rx/OTC/Discontinued:	DISCN	Dosage:	TABLET, EXTENDED RELEASE;ORAL			Strength	EQ 500MG BASE
Approval Date:	May 19, 2005	TE:		RLD:	No

Expired US Patents for NDA 021744

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	Patent No.	Patent Expiration
Depomed Inc	PROQUIN XR	ciprofloxacin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021744-001	May 19, 2005	5,972,389	⤷ Get Started Free
Depomed Inc	PROQUIN XR	ciprofloxacin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021744-001	May 19, 2005	6,635,280	⤷ Get Started Free
Depomed Inc	PROQUIN XR	ciprofloxacin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021744-001	May 19, 2005	6,488,962	⤷ Get Started Free
Depomed Inc	PROQUIN XR	ciprofloxacin hydrochloride	TABLET, EXTENDED RELEASE;ORAL	021744-001	May 19, 2005	6,340,475	⤷ Get Started Free
>Applicant	>Tradename	>Generic Name	>Dosage	>NDA	>Approval Date	>Patent No.	>Patent Expiration

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